Top Quantum Computing Companies (65)

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

HRL Laboratories, LLC, Malibu, California, (hrl.com) pioneers the next frontiers of physical and information science. Delivering transformative technologies in automotive, aerospace and defense, HRL advances the critical missions of its customers. As a private company owned jointly by Boeing and GM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.

Quantum computers are a revolutionizing technology — they have the potential to transform business, society, and the planet for the better, and IonQ is at the forefront of this revolution. After over 25 years of academic research, IonQ was founded in 2015 by Chris Monroe and Jungsang Kim with $2 million in seed funding from New Enterprise Associates, a license to...

FEITIAN US delivers cybersecurity solutions for modern identity, authentication, and access control. We help enterprises, government agencies, educational institutions, financial institutions, healthcare organizations, and technology partners protect users, devices, applications, and facilities through phishing-resistant MFA, passwordless authentication, FIDO security keys, smart cards, PKI/PIV solutions, OTP tokens, biometric authentication, and converged physical and logical access control. Our solutions are built to strengthen...

QAI Ventures is a global venture capital firm and ecosystem builder specializing in transformative technologies across the advanced computing value chain, from quantum hardware and sensing to advanced AI. It provides early-stage capital and strategic support to startups, focusing on pure quantum technology and AI-integrated solutions, particularly within the energy, life sciences, and finance sectors.

Innovate UK is the UK's national innovation agency that supports business-led innovation across all sectors, technologies, and regions to help businesses develop new products, services, and processes.

Applied Quantum Computing for the Benefit of Humanity Follow us on X: https://x.com/projecteleven

The Swiss Photonics Integration Center (Swiss PIC) provides advanced packaging and integration services for photonic microchips, bridging the gap between innovation and market-ready modules. They offer precision assembly, testing, and qualification for photonic systems, supporting start-ups and SMEs in launching their products through high-precision machinery and industrialized processes, facilitating the transition from first concept to scalable product.

Scientific and technological breakthroughs take years of tireless work, fighting for resources and pushing for acceptance of new ideas. What keeps researchers and engineers plodding on to the next big discovery? It’s an obsession. A life’s calling. At Atom Computing, we’re our customers’ biggest fans on the journey of discovery. That’s why we’re obsessed with creating the world’s most scalable and reliable...

Rigetti Computing is building the world’s most powerful computers to help solve humanity’s most pressing and important problems. These systems will perform computations that today’s fastest supercomputers are incapable of — unlocking entirely new classes of problems and offering a direct path to solutions. We believe quantum computing is going to significantly affect health care, how we treat disease, how...

Atos is a global leader in digital transformation with 110,000 employees and annual revenue of € 12 billion. European number one in Cybersecurity, Cloud and High-Performance Computing, the Group provides tailored end-to-end solutions for all industries in 73 countries. Pioneer in decarbonization services and products, Atos is committed to a secure and decarbonized digital for its clients. Atos operates under...

LIGENTEC is a B2B manufacturer of Photonic Integrated Circuits (PICs) for high-tech applications including AI, Quantum Technologies, LiDAR, and Biosensors. Specializing in low-loss silicon nitride (SiN) technology and heterogeneous integration, the company provides a seamless path from R&D prototyping to volume production. Their high-performance optical chips support diverse fields such as quantum computing, advanced communication, and autonomous driving on a...

Quantum computing is poised to reshape our world by addressing the complex challenges we face today. We deliver enterprise-ready quantum solutions that will empower humanity with quantum capabilities, paving the way for a brighter future.

Quantum Circuits, Inc. (QCI) is developing a full-stack quantum computing platform using superconducting devices and a modular, robust, and scalable architecture. QCI's mission is to build the first truly useful quantum computers. Our novel approach to building quantum computers is based on technology developed over a decade of research at Yale University's world-class quantum labs. Our machines have built-in error...

Haiqu is a quantum software company developing new application execution stack for all modalities of near-term quantum computers. Our software holds the scale records for data loading, computational fluid dynamics, deep simulation, and noise-resilient QML.

D-Wave is the leader in the development and delivery of quantum computing systems, software and services and is the world's first commercial supplier of quantum computers and the only company developing both annealing quantum computers and gate-model quantum computers. Our mission is to unlock the power of quantum computing for the world. We do this by delivering customer value with...

FiveRivers Technologies provides enterprise-class solutions and software in areas like AI, autonomy, robotics, quantum cryptography, AR/VR, IoT, and cybersecurity, and has been pioneering virtualization and systems management technology since 2003.

MultiVM Labs is an R&D lab focused on post-quantum cryptography and blockchain infrastructure, building Layer 1 technology designed for a future where elliptic curve cryptography is no longer secure.

Qolab is a hardware company founded in 2022 that specializes in developing utility-scale superconducting quantum computers. By combining deep physics and engineering expertise with strategic semiconductor partnerships, the company aims to solve the toughest challenges on the path to fault-tolerant quantum computing, creating scalable solutions for industries requiring immense computational resources, such as finance, pharmaceuticals, and energy.

AQT is working on general-purpose quantum information processors that will support a broad range of applications in various industries. We use a scalable trapped-ion approach combining unmatched physical performance, extraordinary qubit control, and demonstrated optical networkability. Alpine Quantum Technologies GmbH (AQT) was founded in 2018 by Prof. Rainer Blatt, Dr. Thomas Monz, and Prof. Peter Zoller. It is the goal of...